[FileBrowser] Added go to gdrive menu item.

chrome/browser/resources/file_manager/js/file_manager_commands.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 var CommandUtil = {};
 
 /**
  * Extracts root on which command event was dispatched.
  *
  * @param {Event} event Command event for which to retrieve root to operate on.
@@ skipping 198 matching lines @@
  * Clears gdata cache.
  */
 Commands.gdataClearCacheCommand = {
   execute: function() {
     chrome.fileBrowserPrivate.clearDriveCache();
   },
   canExecute: CommandUtil.canExecuteOnGDataOnly
 };
 
 /**
+ * Opens drive.google.com.
+ */
+Commands.gdataGoToDriveCommand = {
+  execute: function() {
+    window.open(FileManager.GOOGLE_DRIVE_ROOT, 'gdata-root');
+  },
+  canExecute: CommandUtil.canExecuteOnGDataOnly
+};
+
+/**
  * Displays open with dialog for current selection.
  */
 Commands.openWithCommand = {
   execute: function(event, fileManager) {
     if (fileManager.selection.tasks) {
       fileManager.selection.tasks.showTaskPicker(fileManager.defaultTaskPicker,
           str('OPEN_WITH_BUTTON_LABEL'),
           null,
           function(task) {
             this.selection.tasks.execute(task.taskId);
           }.bind(fileManager));
     }
   },
   canExecute: function(event, fileManager) {
     event.canExecute = fileManager.selection.tasks &&
                        fileManager.selection.tasks.size() > 1;
   }
 };